Short answer: yes. Long Answer: When working on an animation school. I've known several people over 30 that came and started to learn animation, most.
Anyone can learn how to draw by taking a free online drawing class are designed for beginners of any age, from young children to adults.
So as someone in their late 20's who's always wanted to draw – or at least draw a lot better than I currently do – I've set myself a one year challenge to see what.